Senate( Metribuzin 70% WP ) is a Selective, Systemic and Contact Herbicide of Triazinone Group, which inhibits the Photosynthesis  at  Photo-system II. It effectively controls weeds in Wheat, Potato, Soybean, Tomato and Sugarcane. It can be used as Pre-Emergence as well as Post-Emergence Herbicide. It has Broad Spectrum control of both Grasses and Broad-Leaf  weeds. It acts through both Leaf and Root System, with translocation in the Xylem & inhibits Photosynthesis.